/**
* Checks if another Package which is activated, depends on the given package.
*
* @return bool
*/
public function checkDependencies()
{
$i18nPrefix = 'package_dependencies_error_';
$state = [];
foreach (rex_package::getAvailablePackages() as $package) {
if ($package === $this->package || $package->getAddon() === $this->package) {
continue;
}
$requirements = $package->getProperty('requires', []);
if (isset($requirements['packages'][$this->package->getPackageId()])) {
$state[] = rex_i18n::msg($i18nPrefix . $package->getType(), $package->getPackageId());
}
}
if (empty($state)) {
return true;
}
$this->message = implode('<br />', $state);
return false;
}
